New Delhi, Dec 09 (ANI): Militancy is one of the serious challenges that is being faced by the South Asian region, said Union Foreign Minister Sushma Swaraj, while speaking at event of SAARC in a gobalising world in New Delhi. Swaraj said that there was no region in the world that shares history, culture and geography like the eight counties of SAARC do. She said if SAARC nations work together, they can solve any problem. Swaraj also said the nations should share information to neutralize threats posed by militants.